package com.skong.report;

import com.bstek.ureport.console.UReportServlet;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.ServletRegistrationBean;
import org.springframework.cloud.client.discovery.EnableDiscoveryClient;
import org.springframework.cloud.netflix.eureka.EnableEurekaClient;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ImportResource;
import org.springframework.web.client.RestTemplate;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;
import org.springframework.web.filter.DelegatingFilterProxy;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.loadbalancer.LoadBalanced;



/**
 * The class Paas cloud gateway application.
 *
 * @author sulinxb@skong.com
 */
@ImportResource("classpath:ureport-console-context.xml")
@SpringBootApplication(scanBasePackages = "com.skong")
@EnableDiscoveryClient
public class ReportApplication {

    public static void main(String[] args) {
        SpringApplication.run(ReportApplication.class, args);
    }

    @Bean
    public ServletRegistrationBean reportServlet() {
        ServletRegistrationBean bean=new ServletRegistrationBean(new UReportServlet());
        bean.addUrlMappings("/ureport/*");
        return bean;
    }

    @LoadBalanced
    @Bean("restTemplate")
    public RestTemplate restTemplate(){
        return new RestTemplate();
    }

    @Bean
    public CorsFilter corsFilter() {
        final UrlBasedCorsConfigurationSource source = new UrlBasedCorsConfigurationSource();
        final CorsConfiguration config = new CorsConfiguration();
        // 允许cookies跨域
        config.setAllowCredentials(true);
        // #允许向该服务器提交请求的URI，*表示全部允许，在SpringMVC中，如果设成*，会自动转成当前请求头中的Origin
        config.addAllowedOrigin("*");
        // #允许访问的头信息,*表示全部
        config.addAllowedHeader("*");
        // 预检请求的缓存时间（秒），即在这个时间段里，对于相同的跨域请求不会再预检了
        config.setMaxAge(18000L);
        // 允许提交请求的方法，*表示全部允许
        config.addAllowedMethod("OPTIONS");
        config.addAllowedMethod("HEAD");
        // 允许Get的请求方法
        config.addAllowedMethod("GET");
        config.addAllowedMethod("PUT");
        config.addAllowedMethod("POST");
        config.addAllowedMethod("DELETE");
        config.addAllowedMethod("PATCH");
        source.registerCorsConfiguration("/**", config);
        return new CorsFilter(source);
    }

}

